31987284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1933}}^1$

素因数の和:2144

約数の個数: 48

約数和(自身を含む): 85776768

約数和(自身を除く): 53789484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 197, 394, 591, 788, 1182, 1379, 1933, 2364, 2758, 3866, 4137, 5516, 5799, 7732, 8274, 11598, 13531, 16548, 23196, 27062, 40593, 54124, 81186, 162372, 380801, 761602, 1142403, 1523204, 2284806, 2665607, 4569612, 5331214, 7996821, 10662428, 15993642, 31987284]

約数ペア:

[(1, 31987284), (2, 15993642), (3, 10662428), (4, 7996821), (6, 5331214), (7, 4569612), (12, 2665607), (14, 2284806), (21, 1523204), (28, 1142403), (42, 761602), (84, 380801), (197, 162372), (394, 81186), (591, 54124), (788, 40593), (1182, 27062), (1379, 23196), (1933, 16548), (2364, 13531), (2758, 11598), (3866, 8274), (4137, 7732), (5516, 5799)]